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Internal Frame Backpacks

(258 products)
Products (258)
Remove frame-type filter:Internal Frame
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    REI Co-opTrail 25 Pack
    $99.95
    197 reviews with an average rating of 4.3 out of 5 stars
    Gear Capacity:
    25 liters
    Weight:
    1.81 to 1.87 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI Co-opFlash 55 Pack - Women's
    $229.00
    84 reviews with an average rating of 4.3 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    53 to 57 liters
    Weight:
    2.62 to 2.75 lbs
    Features:
    Ultralight
    Reservoir Compatible
    REI Co-opFlash 55 Pack - Men's
    $229.00
    97 reviews with an average rating of 4.1 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    53 to 57 liters
    Weight:
    2.75 to 2.87 lbs
    Features:
    Ultralight
    Reservoir Compatible
    Top Rated
    OspreyManta 34 Hydration Pack - Men's
    $240.00
    11 reviews with an average rating of 5.0 out of 5 stars
    Gear Capacity:
    34 liters
    Liquid Capacity:
    2.5 liters
    Weight:
    3.54 lbs
    Features:
    Hipbelt Pockets
    Raincover Included
    Top Rated
    GregoryBaltoro 65 Pack - Closeout - Men's
    $243.73
    Save 30%
    compared to  $349.95
    110 reviews with an average rating of 4.5 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 to 65 liters
    Weight:
    4.72 to 4.92 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    REI Co-opTrail 40 Pack - Men's
    $159.00
    58 reviews with an average rating of 4.4 out of 5 stars
    Gear Capacity:
    40 to 41 liters
    Weight:
    2.75 to 3 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    GregoryDeva 60 Pack - Closeout - Women's
    $208.73 - $276.73
    Save 25% - 40%
    compared to  $349.95 - $369.95
    9 reviews with an average rating of 4.3 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 to 65 liters
    Weight:
    4.61 to 4.96 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    Top Rated
    OspreyAether 65 Pack - Men's
    $370.00
    106 reviews with an average rating of 4.6 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    65 to 68 liters
    Weight:
    4.92 to 4.96 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated
    GregoryDeva 70 Pack - Closeout - Women's
    $226.73 - $299.73
    Save 25% - 40%
    compared to  $379.95 - $399.95
    59 reviews with an average rating of 4.5 out of 5 stars
    Trip Length/Capacity:
    Multiday, Extended
    Gear Capacity:
    65 to 75 liters
    Weight:
    4.7 to 5.1 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    Top Rated
    REI Co-opTrailmade 60 Pack - Women's
    $189.00
    9 reviews with an average rating of 4.7 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 liters
    Weight:
    3.19 to 3.31 lbs
    Features:
    Reservoir Compatible
    REI Co-opFlash Air 50 Pack - Men's
    $299.00
    49 reviews with an average rating of 4.1 out of 5 stars
    Trip Length/Capacity:
    Weekend, Multiday
    Gear Capacity:
    49 to 51 liters
    Weight:
    1.81 to 1.94 lbs
    Features:
    Ultralight
    Reservoir Compatible
    OspreyExos 58 Pack - Men's
    $285.00
    105 reviews with an average rating of 4.3 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    58 to 61 liters
    Weight:
    2.84 to 2.94 lbs
    Features:
    Reservoir Compatible
    Top Rated
    REI Co-opTrailmade 60 Pack - Men's
    $189.00
    12 reviews with an average rating of 4.5 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 liters
    Weight:
    3.31 to 3.5 lbs
    Features:
    Reservoir Compatible
    Top Rated
    OspreyKestrel 48 Pack - Men's
    $240.00
    32 reviews with an average rating of 4.6 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    46 to 48 liters
    Weight:
    4.44 to 4.62 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    OspreyAtmos AG LT 65 Pack - Men's
    $320.00
    28 reviews with an average rating of 4.3 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    65 to 68 liters
    Weight:
    4.07 to 4.24 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    GregoryZulu 30 Pack - Men's
    $199.95
    70 reviews with an average rating of 4.4 out of 5 stars
    Gear Capacity:
    30 liters
    Weight:
    3.04 to 3.12 lbs
    Features:
    Reservoir Compatible
    OspreyAether Plus 100 Pack - Men's
    $490.00
    23 reviews with an average rating of 4.4 out of 5 stars
    Trip Length/Capacity:
    Extended
    Gear Capacity:
    98 to 100 liters
    Weight:
    6.39 to 6.69 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    GregoryBaltoro 100 Pro Pack - Men's
    $459.95
    0 reviews
    Trip Length/Capacity:
    Extended
    Gear Capacity:
    95 to 105 liters
    Weight:
    5.56 to 6.08 lbs
    Features:
    Reservoir Compatible
    Mountain HardwearKazam 60 Pack
    $315.00
    25 reviews with an average rating of 4.2 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 liters
    Weight:
    2.56 to 2.65 lbs
    Features:
    Ultralight
    Reservoir Compatible
    Top Rated
    OspreyAtmos AG 65 Pack - Men's
    $370.00
    159 reviews with an average rating of 4.5 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    65 to 68 liters
    Weight:
    4.61 to 4.81 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated
    OspreyKestrel 38 Pack - Men's
    $220.00
    44 reviews with an average rating of 4.8 out of 5 stars
    Gear Capacity:
    36 to 38 liters
    Weight:
    4.07 to 4.24 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated
    GregoryParagon 60 Pack - Men's
    $299.95
    11 reviews with an average rating of 4.8 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    56 to 60 liters
    Weight:
    3.53 to 3.73 lbs
    Features:
    Reservoir Compatible
    OspreyAether 55 Pack - Men's
    $350.00
    54 reviews with an average rating of 4.3 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 to 58 liters
    Weight:
    5.03 to 5.06 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Hyperlite Mountain GearSouthwest 40 Pack
    $395.00
    4 reviews with an average rating of 4.5 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    40 liters
    Weight:
    1.82 to 1.94 lbs
    Features:
    Ultralight
    Reservoir Compatible
    Top Rated
    DeuterAircontact Core 65 + 10 Pack - Men's
    $181.73
    Save 30%
    compared to  $260.00
    13 reviews with an average rating of 5.0 out of 5 stars
    Trip Length/Capacity:
    Extended, Multiday
    Gear Capacity:
    75 liters
    Weight:
    5.16 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    Mountain HardwearKazam 45 Pack
    $295.00
    19 reviews with an average rating of 4.1 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    45 liters
    Weight:
    2.47 to 2.56 lbs
    Features:
    Ultralight
    Reservoir Compatible
    GregoryJade 28 Pack - Women's
    $199.95
    54 reviews with an average rating of 4.0 out of 5 stars
    Gear Capacity:
    28 liters
    Weight:
    2.92 to 3.05 lbs
    Features:
    Reservoir Compatible
    Hyperlite Mountain GearSouthwest 55 Pack
    $420.00
    8 reviews with an average rating of 3.9 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 liters
    Weight:
    1.86 to 2.04 lbs
    Features:
    Ultralight
    Reservoir Compatible
    REI Co-opTraverse 60 Pack - Women's
    $269.00
    12 reviews with an average rating of 4.3 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 to 62 liters
    Weight:
    4.31 to 4.75 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    DeuterSpeed Lite Pro 23 SL Pack - Women's
    $140.00
    19 reviews with an average rating of 4.4 out of 5 stars
    Gear Capacity:
    23 liters
    Weight:
    1.05 lbs
    Features:
    Reservoir Compatible
1–30 of 258 products
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